/*
 *  Copyright 2008-2010 www.jrails.org
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.rails.extjs.data;

import java.util.ArrayList;
import java.util.List;

import org.rails.extjs.AbsBase;

public abstract class DataReader extends AbsBase {
	
	protected List<Field> fields = new ArrayList<Field>();

	public DataReader() {
		super();
	}
	
	public void insertField(int index,Field field){
		fields.add(index,field);
	}
	
	public void addField(Field field){
		fields.add(field);
	}
	
	public void getField(int index){
		fields.get(index);
	}
	
	public void removeField(int index){
		fields.remove(index);
	}
	
	public void clearField(){
		fields.clear();
	}
	
	public List<Field> getFields(){
		return fields;
	}
	
	public void createItems(){
		if(fields.size() > 0)
			addOption("fields",fields);
	}

}
